Multi-Element Solution 1

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)

beta-Cyfluthrin

2,4'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane